63921014 has 8 divisors (see below), whose sum is σ = 95931000. Its totient is φ = 31944016.

The previous prime is 63921001. The next prime is 63921019. The reversal of 63921014 is 41012936.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63921019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2639 + ... + 11610.

It is an arithmetic number, because the mean of its divisors is an integer number (11991375).

Almost surely, 2^63921014 is an apocalyptic number.

63921014 is a deficient number, since it is larger than the sum of its proper divisors (32009986).

63921014 is a wasteful number, since it uses less digits than its factorization.

63921014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16494.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 63921014 is about 7995.0618509177. The cubic root of 63921014 is about 399.8353780917.

The spelling of 63921014 in words is "sixty-three million, nine hundred twenty-one thousand, fourteen".